899
CXUS56 KSGX 030954
CLMFUL

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
154 AM PST MON NOV 03 2025

...................................

...THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   10/23/2017
 LOW              45   10/29/2009
HIGHEST           94   10/29         80      14       90  10/01
LOWEST            50   10/16         56      -6       48  10/31
AVG. MAXIMUM    79.2               80.3    -1.1     80.9
AVG. MINIMUM    58.0               58.3    -0.3     58.0
MEAN            68.6               69.3    -0.7     69.5
DAYS MAX >= 90     2                5.6    -3.6        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    31                                  31
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.58   2004
 MINIMUM        0.00   2019
TOTALS          1.79               0.50    1.29        T
DAILY AVG.      0.06               0.02    0.04        T
DAYS >= .01        3                3.0     0.0        0
DAYS >= .10        1                1.2    -0.2        0
DAYS >= .50        1                0.3     0.7        0
DAYS >= 1.00       1                0.2     0.8        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   1.78   10/14 TO 10/15                  T  10/17 TO 10/17
 STORM TOTAL    1.71                                0.00
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL      8                 16      -8        6
 SINCE 7/1         8                 13      -5       MM
COOLING TOTAL    128                150     -22      154
 SINCE 1/1      1420               1473     -53       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        12/31
LATEST                          MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.1
RESULTANT WIND SPEED/DIRECTION   1/160
HIGHEST WIND SPEED/DIRECTION    20/160    DATE  10/13
HIGHEST GUST SPEED/DIRECTION    29/140    DATE  10/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.22
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      0
HAZE                      5

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$